• 2 + 1
  • 2 + 3
  • 2 + 2
  • 1 + 3
  • This is a way to make 5:
  • 2 + 3 = 5
  • These are not ways to make 5:
  • 2 + 1 = 3
  • 2 + 2 = 4
  • 1 + 3 = 4
  • 3 + 2
  • 1 + 2
  • 2 + 2
  • 1 + 1
  • This is a way to make 3:
  • 1 + 2 = 3
  • These are not ways to make 3:
  • 3 + 2 = 5
  • 2 + 2 = 4
  • 1 + 1 = 2
  • 3 + 2
  • 2 + 1
  • 1 + 3
  • 1 + 2
  • This is a way to make 4:
  • 1 + 3 = 4
  • These are not ways to make 4:
  • 3 + 2 = 5
  • 2 + 1 = 3
  • 1 + 2 = 3